### Homes

There are to be 6 homes built on a new development site. They could be semi-detached, detached or terraced houses. How many different combinations of these can you find?

### Number Squares

Start with four numbers at the corners of a square and put the total of two corners in the middle of that side. Keep going... Can you estimate what the size of the last four numbers will be?

### I'm Eight

Find a great variety of ways of asking questions which make 8.

# Pairs of Numbers

##### Stage: 1 Challenge Level:

If you have ten counters numbered $1$ to $10$, how many can you put into pairs that add to $10$?

Can you use them all?

Now put the counters into pairs to make $12$.
• Can you use them all?
Now put the counters into pairs to make $13$.
• Can you use them all?

Now put the counters into pairs to make $11$.
• Can you use them all?